/*
 * Copyright 2019-2025 the original author or authors.
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 * https://www.apache.org/licenses/LICENSE-2.0
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package com.iiifi.kite.jdbc.utils;

import javax.servlet.http.HttpServletRequest;

import org.springframework.util.StringUtils;
import org.springframework.web.context.request.RequestAttributes;
import org.springframework.web.context.request.RequestContextHolder;
import org.springframework.web.context.request.ServletRequestAttributes;

import lombok.extern.slf4j.Slf4j;

/**
 * Miscellaneous utilities for web applications.
 *
 * @author kite@iiifi.com 花朝
 */
@Slf4j
public class AccountUtils {

    /**
     * 获取 HttpServletRequest
     *
     * @return {HttpServletRequest}
     */
    public static HttpServletRequest getRequest() {
        RequestAttributes requestAttributes = RequestContextHolder.getRequestAttributes();
        if (requestAttributes == null) {
            return null;
        }
        return ((ServletRequestAttributes) requestAttributes).getRequest();
    }


    /**
     * 获取 xAccountId 用户头
     *
     * @return 用户id[昵称]
     */
    public static String getXAccount(String xAccountId) {
        HttpServletRequest request = AccountUtils.getRequest();
        if (request == null) {
            return null;
        }
        String account = request.getHeader(xAccountId);
        if (!StringUtils.isEmpty(account)) {
            return account;
        }
        return String.valueOf(request.getAttribute(xAccountId));
    }
}
